Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
doi chieu » doc hieu, doi chi, ho chieu
dinh vant » dinh vat, sinh vat, dinh viet
trinh vat » trinh van, trinh luat, sinh vat
cong san » cong tac
san phan » san pham, van phan, sat phan
phan cau » phan dau, phan cac, phan tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - lanh ((dinh vant) or (((dinh van) or (trinh vat)))) thong cong san phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - lanh ((dinh vant) OR (((dinh van) OR (trinh vat)))) thong cong san phan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - lanh ((dinh vant) or (((dinh van) or (trinh vat)))) thong cong san phan cau*.